linux-kernel - Re: Re: [PATCH 03/15] drivers: devfreq: Drop unlikely before IS_ERR(_OR

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Date:	Mon, 03 Aug 2015 05:50:17 +0000 (GMT)
From:	MyungJoo Ham <myungjoo.ham@...sung.com>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"linaro-kernel@...ts.linaro.org" <linaro-kernel@...ts.linaro.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	박경민 <kyungmin.park@...sung.com>,
	"open list:DEVICE FREQUENCY (DEVFREQ)" <linux-pm@...r.kernel.org>
Subject: Re: Re: [PATCH 03/15] drivers: devfreq: Drop unlikely before
 IS_ERR(_OR_NULL)

> On 03-08-15, 05:10, MyungJoo Ham wrote:
> > > IS_ERR(_OR_NULL) already contain an 'unlikely' compiler flag and there
> > > is no need to do that again from its callers. Drop it.
> > > 
> > > Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
> > 
> > @ from include/linux/err.h
> > #define IS_ERR_VALUE(x) unlikely((x) >= (unsigned long)-MAX_ERRNO)
> > ...
> > static inline bool __must_check IS_ERR_OR_NULL(__force const void *ptr)
> > {
> > 	return !ptr || IS_ERR_VALUE((unsigned long)ptr);
> > }
> > 
> > "!ptr" appears not covered with IS_ERR_OR_NULL.
> > (only the IS_ERR part seems covered)
> 
> Right, the first patch of the series has fixed that.
> 
> http://permalink.gmane.org/gmane.linux.kernel/2009151

Ah.. ok, then,


Acked-by: MyungJoo Ham <myungjoo.ham@...sung.com>


please let me know when the series is ready to go.


Cheers,
MyungJoo

> 
> -- 
> viresh
>